This weightless volumizing conditioner for fine hair is clinically proven to strengthen, repair, and prevent future damage from daily hair stressors, styling, or salon services.* The best conditioner for fine hair is one that gives you both volume and strength. No.5FINE perfectly hydrates, nourishes, and detangles fine hair, leaving it smooth and strong without weighing it down so volume lasts all day.

The No.4FINE & No.5FINE System features an ultra-light, clinically proven shampoo and conditioner to instantly build volume, strength, and body for clients with fine hair. The #1 prestige shampoo and conditioner** in new fine hair formulas.